"Roster size" refers to the number of people or players who are included or listed on a team or organization's official list or lineup. Full definition
The Jets have the last two weeks of preseason play to cut another 27 players to make it down to the maximum regular season roster size of 53. (sbnation.com)
Inside The NFL, Season 6, Episode 19: J.B., Phil Simms, and Cris Collinsworth talk about improving the NFL playoffs, including adding more wild - card teams and increasing roster sizes. (sho.com)
«With the smaller roster size and the high injury rate among quarterbacks, it's a good position to be in.» (si.com)